CVE-2026-40987: Spring Integration File Support: FTP/SFTP/SMB server can write arbitrary files anywhere on the client filesystem

June 11, 2026 (updated August 7, 2026)

A malicious or compromised FTP/SFTP/SMB server can write arbitrary files anywhere on the client filesystem (outside the configured local-directory) with attacker-controlled content.

Affected versions: Spring Integration 7.0.0 through 7.0.4; 6.5.0 through 6.5.8; 6.4.0 through 6.4.11; 6.3.0 through 6.3.14; 5.5.0 through 5.5.20.

References

github.com/advisories/GHSA-792x-6vq6-j8r9
nvd.nist.gov/vuln/detail/CVE-2026-40987
spring.io/security/cve-2026-40987

Code Behaviors & Features

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